Fossil Medusae
By: by Charles Doolittle Walcott.
Series: Monographs of the United States Geological Survey -- vol.30
Publisher: Govt. Print. Off.
Published: 1898
Place of publication: Washington
Language: eng
Number of pages: 201
Subjects: Jellyfishes, Fossil.
Notes: Issued also as House doc.no.582, 55th Cong., 2d sess., in v.83.

Includes index.